Nostrum upgraded DI injectors increases fuel flow 10% while retaining an OEM equivalent spray pattern. Stage 1's are perfect to bump that build! These injectors are compatible with the Stock ECU and require zero additional accessories or connectors (tuning with COBB Recommended). Easy to install, simple to tune; this price friendly stage 1 DI injector upgrade is available to ship now! (While supplies last!) The perfect injector upgrade for those Stock ECU 375 to 525 whp builds!
Performance Specs:
Fits all 2015-2020 Subaru WRX.